Home / 1,009,136.04-1,392,618.72-550,246.94

Finding the Fourth Proportional to 1,009,136.04, 1,392,618.72 and 550,246.94

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Solution

The fourth proportional to 1,009,136.04, 1,392,618.72 and 550,246.94 is: 759,346.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,136.04 : 1,392,618.72 = 550,246.94 : x
  2. Step 2: Convert to fraction form
    1,009,136.04/1,392,618.72 = 550,246.94/x
  3. Step 3: Cross multiply
    1,009,136.04x = 1,392,618.72 × 550,246.94
  4. Step 4: Simplify right side
    1,009,136.04x = 766,284,189,266.72
  5. Step 5: Solve for x
    x = 766,284,189,266.72/1,009,136.04
  6. Step 6: Final answer
    x = 759,346.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.